Output: the amount of something that a person, a machine or an organization produces (人、机器、机构的)产量,输出量
Manufacturing output has increased by 8%. 工业产量增长了 8%.

Content: the subject matter of a book, speech, programme, etc. (书、讲话、节目等的)主题,主要内容
Your tone of voice is as important as the content of what you have to say. 你的讲话声调和你要讲的内容同样重要.
The content of the course depends on what the students would like to study. 课程的内容取决于学生愿意学什么.
Her poetry has a good deal of political content. 她的诗歌包含有大量的政治内容.

Move on (to sth): 改换(工作、话题等)
We've talked too much about modern literature, let's move on.
关于现代文学我们已经谈得很多了,让我们换个话题吧.
Shall we move on to the next point?
我们可以接着谈下一点吗?